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how to fix my BMW 3 Series E90/E91 (2005-2012) window not rolling up? - BMW 3 Series
Home/Cars/BMW/3 Series/E90/E91 (2005-2012)/how to fix my BMW 3 Series E90/E91 (2005-2012) window not rolling up?

how to fix my BMW 3 Series E90/E91 (2005-2012) window not rolling up?

BMW 3 Series E90/E91 (2005-2012)

Error Codes
2-4 hours
Time
medium
Difficulty
medium
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
3 min read
556 words

Problem Statement

The driver's side window of a BMW 3 Series E90/E91 (2005-2012) is not rolling up, indicating a potential failure in the window mechanism or electrical system.

Estimated Time
2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

  • •Disconnect the battery before working on electrical components to prevent short circuits.

Symptoms

  • •Window does not respond when the switch is pressed
  • •No sound from the window motor when attempting to operate the window
  • •Other windows operate normally
  • •Window may be stuck in the down position
  • •Possible blown fuse related to window operation

Diagnostic Steps

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

  • ✓Test the affected component to ensure it functions correctly
  • ✓Check for any error codes or warning lights
  • ✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

  • •Follow the manufacturer's recommended maintenance schedule
  • •Address warning signs early before they develop into major issues
  • •Use quality parts and fluids recommended for your vehicle
  • •Keep detailed records of all repairs and maintenance

Tools & Equipment Required

  • •Trim removal tool
  • •Multimeter
  • •Screwdriver set
  • •Socket set

Parts Required

  • •Window switch (if faulty)
  • •Window motor (if faulty)
  • •Window regulator (if damaged)
  • •Fuses (as needed)

Additional Information

Estimated Time
2-4 hours
Difficulty
medium
Severity
medium
Tools Required
4 items
Parts Required
4 items

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Solution
1. Preparation
  • Gather necessary tools and parts.
  • Disconnect the negative terminal of the battery to ensure safety during repairs.
2. Check and Replace Fuse
  • Locate the fuse box (usually found under the dashboard or in the engine compartment).
  • Remove the fuse related to the window operation (refer to the owner's manual for the correct fuse).
  • Inspect the fuse for continuity; if blown, replace it with a new fuse of the same amperage.
3. Inspect and Replace Window Switch
  • Remove the door panel using a trim removal tool to access the window switch.
  • Disconnect the wiring harness from the window switch.
  • Test the switch with a multimeter for continuity; replace it if faulty.
  • Reconnect the new switch to the wiring harness and reassemble the door panel.
4. Test the Window Motor
  • If the switch is functional, access the window motor by removing the door panel.
  • Disconnect the motor from the regulator and apply 12V from a power source to the motor terminals.
  • If the motor operates, proceed to check the regulator; if not, replace the motor.
5. Inspect Window Regulator
  • If the motor is working, inspect the window regulator for any cable damage or mechanical failure.
  • Remove the window from the regulator if necessary, and replace it with a new regulator assembly if damaged.
  • Reinstall the window onto the regulator and ensure it operates smoothly.
6. Reassemble
  • Reconnect all components, ensuring that wiring is secured and not pinched.
  • Reattach the door panel, making sure all clips and screws are properly fastened.
  • Reconnect the negative battery terminal.